FD&C YELLOW NO. 5
UNII I753WB2F1M

Substance Identification & Data

This profile provides standardized clinical and technical data for Fd&c Yellow No. 5, uniquely identified by the FDA Unique Ingredient Identifier (UNII) I753WB2F1M.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 1934-21-0 and the RxNorm Concept ID (RxCUI) 1305578. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
I753WB2F1M
CAS Registry Number
1934-21-0
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
FD&C YELLOW NO. 5
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
I753WB2F1M
The specific atomic composition represented as a molecular structure string.
InChIKey
C16H9N4O9S2.3Na
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
YXHBBEQKMVAJOH-GLCFPVLVSA-K
Line notation for describing the chemical structure and connectivity of atoms.
NCI Thesaurus
National Cancer Institute reference terminology for clinical and research data.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
[Na+].S(c1ccc(cc1)/N=N/c2c(n(-c3ccc(S([O-])(=O)=O)cc3)nc2C([O-])=O)O)([O-])(=O)=O.[Na+].[Na+]

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Fd&c Yellow No. 5. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

FDA Official Name

ACID YELLOW 23
CI 19140
KI4
YELLOW 5

Common Names & Synonyms

4,5-DIHYDRO-5-OXO-1-(4-SULFOPHENYL)-4-((4-SULFOPHENYL)AZO)-1H-PYRAZOLE-3-CARBOXYLIC ACID, TRISODIUM SALT
C.I. 19140
CI FOOD YELLOW 4
D&C YELLOW NO. 5
D&C YELLOW NO. 5 [II]
D&C YELLOW NO. 5 CFR
DYE DC YELLOW NO. 5
DYE FDC YELLOW NO. 5
DYE LEMON YELLOW
E102
F D & C YELLOW #5 [VANDF]
F D & C YELLOW NO. 5
FD&C YELLOW 5
FD&C YELLOW NO. 5
FD&C YELLOW NO. 5 [FCC]
FD&C YELLOW NO. 5 [II]
FDC YELLOW NO. 5
TARTRAZINE
TARTRAZINE [FCC]
TARTRAZINE [HSDB]
TARTRAZINE [MART.]
TARTRAZINE [MI]
TARTRAZINE [VANDF]

Technical Codes

CI (1975) NO. 19140
E-102
INA NO.102
INS-102
NSC-4760

NDC Products Containing FD&C YELLOW NO. 5

This unique ingredient identifier is listed as an ingredient or substance in the following products in the NDC directory: